Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

Red Hat: CVE-2018-16396: Moderate: ruby security update (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Nov 16, 2018
Added
Aug 7, 2019
Modified
Feb 19, 2026

Description

An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.

Solutions

redhat-upgrade-rubyredhat-upgrade-ruby-debuginforedhat-upgrade-ruby-develredhat-upgrade-ruby-docredhat-upgrade-ruby-irbredhat-upgrade-ruby-libsredhat-upgrade-ruby-tcltkredhat-upgrade-rubygem-bigdecimalredhat-upgrade-rubygem-io-consoleredhat-upgrade-rubygem-jsonredhat-upgrade-rubygem-minitestredhat-upgrade-rubygem-psychredhat-upgrade-rubygem-rakeredhat-upgrade-rubygem-rdocredhat-upgrade-rubygemsredhat-upgrade-rubygems-devel
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.